383157402 has 8 divisors (see below), whose sum is σ = 766314816. Its totient is φ = 127719132.

The previous prime is 383157377. The next prime is 383157419. The reversal of 383157402 is 204751383.

It is a sphenic number, since it is the product of 3 distinct primes.

383157402 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31929778 + ... + 31929789.

It is an arithmetic number, because the mean of its divisors is an integer number (95789352).

Almost surely, 2^383157402 is an apocalyptic number.

383157402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

383157402 is a wasteful number, since it uses less digits than its factorization.

383157402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63859572.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 383157402 is about 19574.4068109355. The cubic root of 383157402 is about 726.3162151099.

The spelling of 383157402 in words is "three hundred eighty-three million, one hundred fifty-seven thousand, four hundred two".